PNG's first 'glassman' sorcery conviction: can it 'stop madness' of mob justice? / PNG death toll could be more than 70 / Australia is PNG's 'big brother': James Marape / 'China is not going to go away': Fears PNG will form security pact with Beijing / PNG has 'no closer friend than Australia': Anthony Albanese / 'Very worrying': PNG held secret talks with China on security and policing / PNG riots described as a 'very scary situation' / 'Tension in the air': PNG riots were 'quite tragic' and 'very unexpected'